<?php

namespace App\Database\Migrations;

use CodeIgniter\Database\Migration;

/**
 * Token untuk absen mapel via QR: guru generate, siswa scan.
 */
class CreateQrAttendanceTokensTable extends Migration
{
    public function up()
    {
        $this->forge->addField([
            'id' => [
                'type'           => 'INT',
                'constraint'     => 11,
                'unsigned'       => true,
                'auto_increment' => true,
            ],
            'schedule_id' => [
                'type'       => 'INT',
                'constraint' => 11,
                'unsigned'   => true,
            ],
            'token' => [
                'type'       => 'VARCHAR',
                'constraint' => 64,
            ],
            'expires_at' => [
                'type' => 'DATETIME',
            ],
            'created_by_user_id' => [
                'type'       => 'INT',
                'constraint' => 11,
                'unsigned'   => true,
                'null'       => true,
            ],
            'created_at' => [
                'type' => 'DATETIME',
                'null' => true,
            ],
            'updated_at' => [
                'type' => 'DATETIME',
                'null' => true,
            ],
        ]);
        $this->forge->addKey('id', true);
        $this->forge->addUniqueKey('token');
        $this->forge->addKey('expires_at');
        $this->forge->addKey('schedule_id');
        $this->forge->addForeignKey('schedule_id', 'schedules', 'id', 'CASCADE', 'CASCADE');
        $this->forge->createTable('qr_attendance_tokens');
    }

    public function down()
    {
        $this->forge->dropTable('qr_attendance_tokens');
    }
}